The Role of Helicobacter pylori and NSAIDs in the Pathogenesis of Uncomplicated Duodenal Ulcer

Table 3

Pathogenesis of ulcer in the duodenal ulcer group (𝑛=152).

Hp-positive patients (𝑛=129)	n (%)
Only HP-positive	67 (44.1)
HP positive + NSAID and/or ASA exposure	62 (40.8)
Hp negative patients (𝑛=23)
NSAID and/or ASA exposure positive	14 (9.2)
NSAID and ASA exposure negative	9 (5.9)

ASA: acetylsalicylic acid; Hp: Helicobacter pylori; NSAID: nonsteroid anti-inflammatory drug.